Which of the following statements is true?

Question

Quizplus · Accepted Answer

Heartburn occurs when stomach acid refluxes into the esophagus due to the failure of the cardiac sphincter to close properly, causing irritation and a burning sensation.

B is false as chyme, which is a mixture of partially digested food and digestive juices, can actually be quite corrosive to the lining of the digestive tract.

C is false as HCl mainly aids in the breakdown of proteins in the small intestine, not fats.

D is false as cystic fibrosis is a genetic disorder that affects the lungs, digestive system, and other organs, but it does not directly impact the muscles that control swallowing.

Which of the Following Statements Is True